This takes the discussion up a level. Several levels, in fact. This rumination is from David Dobbs, who blogs at Neuron Culture. Worth reading (as is his blog in general). You can also follow him at Twitter (@David_Dobbs)
Website of Maureen Ogle, author and historian. Books include Ambitious Brew: The Story of American Beer, In Meat We Trust: An Unexpected History of Carnivore America, and Key West: History of An Island of Dreams.